[Sheepdog] [PATCH v3] sheep: change snapshot/clone flow

[MORITA Kazutaka]

At Fri, 20 Apr 2012 15:15:38 -0400,
Christoph Hellwig wrote:
> 
> On Fri, Apr 20, 2012 at 09:25:52AM +0000, Huxinwei wrote:
> > What if the old code from qemu connects to the latest sheepdog with basic data structure changed ?
> > Will it destroy our precious data ?
> > 
> > Btw: It seems that we don't have version defined for client-server communication. Is that right ?
> 
> Seems like it doesn't exist, but really should.  But even with

SD_PROTO_VER is the protocol version number between client and server.
It is checked when the VDI is opened.

Thanks,

Kazutaka